fix: remove unnecessary Composer instantiation

Doing this appears to have cleared up some proc_open() errors I was
seeing when requiring this package in other libraries and running any
composer commands.

Author: ramsey

CHANGELOG.md

@@ -21,6 +21,16 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 ### Security
 
 
+## [1.0.3] - 2020-08-26
+
+### Fixed
+
+* remove unnecessary Composer instantiation
+
+  This appears to fix `proc_open()` errors seen after requiring the
+  package and running any `composer` command.
+
+
 ## [1.0.2] - 2020-08-25
 
 ### Fixed
@@ -42,7 +52,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 * create a REPL plugin for Composer
 
 
-[Unreleased]: https://github.com/ramsey/composer-repl/compare/1.0.2...HEAD
+[Unreleased]: https://github.com/ramsey/composer-repl/compare/1.0.3...HEAD
+[1.0.3]: https://github.com/ramsey/composer-repl/compare/1.0.2...1.0.3
 [1.0.2]: https://github.com/ramsey/composer-repl/compare/1.0.1...1.0.2
 [1.0.1]: https://github.com/ramsey/composer-repl/compare/1.0.0...1.0.1
 [1.0.0]: https://github.com/ramsey/composer-repl/commits/1.0.0

src/Composer/ReplPlugin.php

@@ -25,19 +25,11 @@
 use Composer\Command\BaseCommand;
 use Composer\Composer;
 use Composer\Factory;
-use Composer\IO\ConsoleIO;
 use Composer\IO\IOInterface;
 use Composer\Plugin\Capability\CommandProvider;
 use Composer\Plugin\Capable;
 use Composer\Plugin\PluginInterface;
 use Ramsey\Dev\Repl\Process\ProcessFactory;
-use Symfony\Component\Console\Helper\DescriptorHelper;
-use Symfony\Component\Console\Helper\FormatterHelper;
-use Symfony\Component\Console\Helper\HelperSet;
-use Symfony\Component\Console\Helper\ProcessHelper;
-use Symfony\Component\Console\Helper\SymfonyQuestionHelper;
-use Symfony\Component\Console\Input\StringInput;
-use Symfony\Component\Console\Output\ConsoleOutput;
 
 use function realpath;
 
@@ -48,34 +40,13 @@ class ReplPlugin implements Capable, CommandProvider, PluginInterface
 {
     private ProcessFactory $processFactory;
     private string $repoRoot;
-    private Composer $composer;
 
-    /**
-     * @var mixed[]
-     */
-    private array $capabilityArgs = [];
-
-    /**
-     * Composer\Plugin\PluginManager::getPluginCapability() passes an array to
-     * the constructor of the capability class, which is this class. We don't
-     * use this argument, but it's provided here to avoid errors.
-     *
-     * @link https://github.com/composer/composer/blob/a5e608fb73f8eeff8f3acc6fb938c15e5310efcb/src/Composer/Plugin/PluginManager.php#L473-L474
-     *
-     * @param mixed[] $args
-     */
-    public function __construct(
-        array $args = [],
-        ?Composer $composer = null,
-        ?IOInterface $io = null,
-        ?ProcessFactory $processFactory = null
-    ) {
+    public function __construct()
+    {
         $composerFile = (string) Factory::getComposerFile();
 
-        $this->capabilityArgs = $args;
         $this->repoRoot = (string) realpath(dirname($composerFile));
-        $this->processFactory = $processFactory ?? new ProcessFactory();
-        $this->composer = $composer ?? Factory::create($io ?? $this->buildIO(), $composerFile);
+        $this->processFactory = new ProcessFactory();
     }
 
     /**
@@ -109,19 +80,4 @@ public function deactivate(Composer $composer, IOInterface $io): void
     public function uninstall(Composer $composer, IOInterface $io): void
     {
     }
-
-    private function buildIO(): ConsoleIO
-    {
-        $input = new StringInput('');
-        $output = new ConsoleOutput();
-
-        $helperSet = new HelperSet([
-            new DescriptorHelper(),
-            new FormatterHelper(),
-            new ProcessHelper(),
-            new SymfonyQuestionHelper(),
-        ]);
-
-        return new ConsoleIO($input, $output, $helperSet);
-    }
 }